A115247 - cp's OEIS frontend

A115247 2^a(n) divides A001935(n) but 2^(a(n)+1) does not.

n	a(n)
0	0
1	0
2	1
3	0
4	2
5	1
6	0
7	2
8	4
9	1
10	0
11	1
12	1
13	6
14	1
15	0
16	2
17	1
18	4
19	1
20	6
21	0
22	2
23	4
24	1
25	2
26	2
27	8
28	0
29	1
30	1
31	2
32	1
33	4
34	6
35	1
36	0
37	3
38	4
39	1
40	2
41	7
42	1
43	6
44	1
45	0
46	1
47	4
48	6
49	2
50	1
51	1
52	2
53	1
54	1
55	0
56	1
57	1
58	8
59	2
60	4
61	2
62	6
63	4
64	3
65	1
66	0
67	2
68	4
69	7
70	3
71	1
72	1
73	4
74	1
75	1
76	6
77	1
78	0
79	2
80	1
81	2
82	1
83	6
84	1
85	2
86	4
87	2
88	7
89	8
90	6
91	0
92	2
93	4
94	2
95	1
96	1
97	6
98	4
99	4

[0, 0, 1, 0, 2, 1, 0, 2, 4, 1, 0, 1, 1, 6, 1, 0, 2, 1, 4, 1, 6, 0, 2, 4, 1, 2, 2, 8, 0, 1, 1, 2, 1, 4, 6, 1, 0, 3, 4, 1, 2, 7, 1, 6, 1, 0, 1, 4, 6, 2, 1, 1, 2, 1, 1, 0, 1, 1, 8, 2, 4, 2, 6, 4, 3, 1, 0, 2, 4, 7, 3, 1, 1, 4, 1, 1, 6, 1, 0, 2, 1, 2, 1, 6, 1, 2, 4, 2, 7, 8, 6, 0, 2, 4, 2, 1, 1, 6, 4, 4]

cp's OEIS Frontend

A115247 2^a(n) divides A001935(n) but 2^(a(n)+1) does not.

Table of values

List of values

n	a(n)
0	0
1	0
2	1
3	0
4	2
5	1
6	0
7	2
8	4
9	1
10	0
11	1
12	1
13	6
14	1
15	0
16	2
17	1
18	4
19	1
20	6
21	0
22	2
23	4
24	1
25	2
26	2
27	8
28	0
29	1
30	1
31	2
32	1
33	4
34	6
35	1
36	0
37	3
38	4
39	1
40	2
41	7
42	1
43	6
44	1
45	0
46	1
47	4
48	6
49	2
50	1
51	1
52	2
53	1
54	1
55	0
56	1
57	1
58	8
59	2
60	4
61	2
62	6
63	4
64	3
65	1
66	0
67	2
68	4
69	7
70	3
71	1
72	1
73	4
74	1
75	1
76	6
77	1
78	0
79	2
80	1
81	2
82	1
83	6
84	1
85	2
86	4
87	2
88	7
89	8
90	6
91	0
92	2
93	4
94	2
95	1
96	1
97	6
98	4
99	4

n	a(n)
0	0
1	0
2	1
3	0
4	2
5	1
6	0
7	2
8	4
9	1
10	0
11	1
12	1
13	6
14	1
15	0
16	2
17	1
18	4
19	1
20	6
21	0
22	2
23	4
24	1
25	2
26	2
27	8
28	0
29	1
30	1
31	2
32	1
33	4
34	6
35	1
36	0
37	3
38	4
39	1
40	2
41	7
42	1
43	6
44	1
45	0
46	1
47	4
48	6
49	2
50	1
51	1
52	2
53	1
54	1
55	0
56	1
57	1
58	8
59	2
60	4
61	2
62	6
63	4
64	3
65	1
66	0
67	2
68	4
69	7
70	3
71	1
72	1
73	4
74	1
75	1
76	6
77	1
78	0
79	2
80	1
81	2
82	1
83	6
84	1
85	2
86	4
87	2
88	7
89	8
90	6
91	0
92	2
93	4
94	2
95	1
96	1
97	6
98	4
99	4

n	a(n)
0	0
1	0
2	1
3	0
4	2
5	1
6	0
7	2
8	4
9	1
10	0
11	1
12	1
13	6
14	1
15	0
16	2
17	1
18	4
19	1
20	6
21	0
22	2
23	4
24	1
25	2
26	2
27	8
28	0
29	1
30	1
31	2
32	1
33	4
34	6
35	1
36	0
37	3
38	4
39	1
40	2
41	7
42	1
43	6
44	1
45	0
46	1
47	4
48	6
49	2
50	1
51	1
52	2
53	1
54	1
55	0
56	1
57	1
58	8
59	2
60	4
61	2
62	6
63	4
64	3
65	1
66	0
67	2
68	4
69	7
70	3
71	1
72	1
73	4
74	1
75	1
76	6
77	1
78	0
79	2
80	1
81	2
82	1
83	6
84	1
85	2
86	4
87	2
88	7
89	8
90	6
91	0
92	2
93	4
94	2
95	1
96	1
97	6
98	4
99	4